Parks
When to go,
park by park.
The planner answers whether a particular day looks good. These pages answer the question people ask months earlier: which month should I pick?
Each park's page averages ten years of daily reanalysis and the National Park Service's own monthly visit counts into one record per month: temperature, precipitation, snow, daylight and crowds side by side.
None of them names a best month. Crowds and weather pull against each other differently in every park, and the quietest month is often quiet for a reason worth knowing about. The pages lay the trade-off out and leave the choice where it belongs.
For a specific date, the planner reads the live forecast and the park's official notices instead. History and forecast are different claims and these pages never mix them.
By visits
- Great Smoky Mountains Tennessee & North Carolina 12.3M a year · busiest July
- Grand Canyon Arizona 5.1M a year · busiest July
- Zion Utah 4.5M a year · busiest June
- Rocky Mountain Colorado 4.3M a year · busiest July
- Yellowstone Wyoming, Montana & Idaho 4.2M a year · busiest July
- Yosemite California 3.9M a year · busiest July
- Acadia Maine 3.6M a year · busiest August
- Olympic Washington 3.1M a year · busiest August
- Glacier Montana 2.9M a year · busiest July
- Joshua Tree California 2.9M a year · busiest March
- Bryce Canyon Utah 2.3M a year · busiest September
- Sequoia & Kings Canyon California 1.8M a year · busiest July
- Arches Utah 1.5M a year · busiest June
- Shenandoah Virginia 1.5M a year · busiest October
- Mount Rainier Washington 1.5M a year · busiest July
- Hawaiʻi Volcanoes Hawaiʻi 1.5M a year · busiest January
- Death Valley California & Nevada 1.3M a year · busiest March
- Badlands South Dakota 1.0M a year · busiest July
- Haleakalā Hawaiʻi 905K a year · busiest July
- Everglades Florida 879K a year · busiest February
- Canyonlands Utah 759K a year · busiest May
- Redwood California 536K a year · busiest July
- Guadalupe Mountains Texas 204K a year · busiest March
- North Cascades Washington 31K a year · busiest August
- Isle Royale Michigan 25K a year · busiest August
A to Z
- Acadia National ParkMaine
- Arches National ParkUtah
- Badlands National ParkSouth Dakota
- Bryce Canyon National ParkUtah
- Canyonlands National ParkUtah
- Death Valley National ParkCalifornia & Nevada
- Everglades National ParkFlorida
- Glacier National ParkMontana
- Grand Canyon National ParkArizona
- Great Smoky Mountains National ParkTennessee & North Carolina
- Guadalupe Mountains National ParkTexas
- Haleakalā National ParkHawaiʻi
- Hawaiʻi Volcanoes National ParkHawaiʻi
- Isle Royale National ParkMichigan
- Joshua Tree National ParkCalifornia
- Mount Rainier National ParkWashington
- North Cascades National ParkWashington
- Olympic National ParkWashington
- Redwood National and State ParksCalifornia
- Rocky Mountain National ParkColorado
- Sequoia & Kings Canyon National ParksCalifornia
- Shenandoah National ParkVirginia
- Yellowstone National ParkWyoming, Montana & Idaho
- Yosemite National ParkCalifornia
- Zion National ParkUtah